:root {
  --bg: #030607;
  --bg-soft: #071011;
  --panel: rgba(255, 255, 255, 0.055);
  --panel-strong: rgba(255, 255, 255, 0.09);
  --line: rgba(255, 255, 255, 0.14);
  --line-soft: rgba(255, 255, 255, 0.07);
  --text: #f3f5f2;
  --muted: #a6aea9;
  --dim: #68716c;
  --green: #49d68a;
  --green-soft: rgba(73, 214, 138, 0.18);
  --blue: #58a7ff;
  --blue-soft: rgba(88, 167, 255, 0.16);
  --amber: #f6b94b;
  --amber-soft: rgba(246, 185, 75, 0.15);
  --red: #ff766d;
  --red-soft: rgba(255, 118, 109, 0.16);
  --max: 1900px;
  --mono: "SFMono-Regular", "Cascadia Mono", "Roboto Mono", Consolas, monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 72% 12%, rgba(73, 214, 138, 0.065), transparent 32rem),
    radial-gradient(circle at 18% 32%, rgba(88, 167, 255, 0.035), transparent 35rem),
    linear-gradient(180deg, #020405 0%, #06100f 47%, #020405 100%);
  font-family: var(--sans);
  letter-spacing: 0;
  overflow-x: hidden;
}

section {
  scroll-margin-top: 110px;
}

body::before,
.site-texture {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

body::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.052) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.052) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.site-texture {
  z-index: -1;
  opacity: 0.48;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.21) 1px, transparent 1.5px);
  background-size: 13px 13px;
  mask-image:
    radial-gradient(circle at 34% 16%, black, transparent 42%),
    linear-gradient(180deg, black, transparent 92%);
}

::selection {
  color: #02100b;
  background: var(--green);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  width: min(calc(100% - 32px), var(--max));
  height: 62px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 22px;
  padding: 0 18px;
  border: 1px solid var(--line);
  background: rgba(3, 6, 7, 0.76);
  backdrop-filter: blur(18px);
  transition: border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(73, 214, 138, 0.25);
  background: rgba(3, 6, 7, 0.88);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.34);
}

.brand,
.nav-cta,
.nav-links a,
.button,
.eyebrow,
.panel-header,
.diagram-title,
.case-index,
.process-flow span,
.mini-flow,
.env-grid span {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 700;
}

.brand-logo {
  display: block;
  width: clamp(81px, 6.1vw, 111px);
  height: auto;
  max-height: 24px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 24px;
  color: var(--muted);
  font-size: 0.68rem;
}

.nav-links a,
.nav-cta {
  transition: color 220ms ease, border-color 220ms ease, background 220ms ease;
}

.nav-links a:hover,
.nav-cta:hover {
  color: var(--green);
}

.nav-cta {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(73, 214, 138, 0.38);
  color: var(--green);
  background: rgba(73, 214, 138, 0.07);
  font-size: 0.66rem;
}

.section-pad {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
  padding: 140px 0;
}

.hero {
  min-height: 100vh;
  padding-top: 170px;
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(560px, 1.16fr);
  align-items: center;
  gap: 56px;
}

.hero-copy {
  max-width: 780px;
}

.eyebrow {
  margin: 0 0 30px;
  color: var(--green);
  font-size: clamp(0.76rem, 1.05vw, 1.02rem);
  font-weight: 800;
  text-shadow: 0 0 18px rgba(73, 214, 138, 0.5);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  max-width: 1120px;
  font-weight: 200;
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

h1 {
  margin-bottom: 28px;
  font-size: clamp(3.5rem, 5.2vw, 7.2rem);
}

h2 {
  margin-bottom: 28px;
  font-size: clamp(3rem, 5.4vw, 6.8rem);
}

h3 {
  font-size: 1.1rem;
  font-weight: 520;
  letter-spacing: 0;
}

.lede,
.section-copy p,
.contact-copy p {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1rem, 1.42vw, 1.36rem);
  line-height: 1.46;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 0.7rem;
  font-weight: 800;
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, color 220ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  border-color: rgba(73, 214, 138, 0.56);
  background: rgba(73, 214, 138, 0.12);
  color: var(--green);
  box-shadow: inset 0 0 18px rgba(73, 214, 138, 0.08);
}

.button-secondary:hover,
.button-primary:hover {
  border-color: var(--green);
  background: rgba(73, 214, 138, 0.18);
}

.tech-panel,
.cap-card,
.case-card,
.env-grid span {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.035)),
    rgba(3, 6, 7, 0.62);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 24px 70px rgba(0, 0, 0, 0.32);
  overflow: hidden;
}

.tech-panel::before,
.cap-card::before,
.case-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.48;
}

.panel-header {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 800;
}

.panel-header span:last-child {
  color: var(--muted);
}

.flow-panel {
  min-height: 560px;
}

.flow-svg {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  padding: 10px;
}

.map-grid path {
  fill: none;
  stroke: rgba(255, 255, 255, 0.06);
  stroke-width: 1;
}

.flow-path {
  fill: none;
  stroke: url(#flow-line);
  stroke-width: 2;
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  opacity: 0.72;
  animation: drawFlow 3.8s ease forwards 0.4s;
}

.pulse-path {
  fill: none;
  stroke: var(--green);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 36 940;
  filter: url(#green-glow);
  opacity: 0;
  animation: pulseTravel 5.6s linear infinite 3s;
}

.node circle,
.node rect,
.node path {
  fill: rgba(3, 6, 7, 0.84);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.node path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.node text,
.floating-readout text,
.contract-map text,
.integrated-map text {
  dominant-baseline: central;
  text-anchor: middle;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.node-risk circle,
.node-risk path {
  stroke: var(--red);
}

.node-risk text {
  fill: var(--red);
}

.node-amber circle,
.node-amber path {
  stroke: var(--amber);
}

.node-amber text {
  fill: var(--amber);
}

.node-blue circle,
.node-blue rect,
.node-blue path {
  stroke: var(--blue);
}

.node-blue text {
  fill: var(--blue);
}

.node-green circle,
.node-green path {
  stroke: var(--green);
  filter: url(#green-glow);
}

.node-green text {
  fill: var(--green);
}

.floating-readout rect {
  fill: rgba(255, 255, 255, 0.045);
  stroke: rgba(255, 255, 255, 0.13);
}

.floating-readout text {
  fill: var(--muted);
  text-anchor: middle;
  font-size: 13px;
}

.status-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border-top: 1px solid var(--line-soft);
  background: var(--line-soft);
}

.status-strip span {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 58px;
  padding: 0 18px;
  background: rgba(3, 6, 7, 0.7);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.risk-dot,
.blue-dot,
.green-dot {
  width: 8px;
  height: 8px;
  display: inline-block;
}

.risk-dot {
  background: var(--red);
}

.blue-dot {
  background: var(--blue);
}

.green-dot {
  background: var(--green);
}

.why-section {
  padding-top: 110px;
}

.section-copy {
  margin-bottom: 58px;
}

.split-diagram {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.diagram-column {
  min-height: 430px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.038);
  position: relative;
  overflow: hidden;
}

.diagram-column::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.042) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.042) 1px, transparent 1px);
  background-size: 58px 58px;
}

.diagram-title {
  position: relative;
  z-index: 2;
  padding: 22px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  border-bottom: 1px solid var(--line-soft);
}

.fragment-grid {
  position: absolute;
  inset: 72px 22px 22px;
}

.disconnected .diagram-title {
  color: var(--amber);
}

.fragment-node {
  position: absolute;
  z-index: 2;
  width: min(34%, 190px);
  min-height: 78px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 16px;
  border: 1px solid rgba(246, 185, 75, 0.38);
  background:
    linear-gradient(180deg, rgba(246, 185, 75, 0.07), rgba(255, 118, 109, 0.035)),
    rgba(3, 6, 7, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.fragment-node strong,
.fragment-node small,
.warning-tag,
.fragment-status {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.fragment-node strong {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.fragment-node small {
  color: rgba(246, 185, 75, 0.72);
  font-size: 0.54rem;
  font-weight: 800;
  line-height: 1.25;
}

.node-camera {
  left: 3%;
  top: 8%;
}

.node-alert {
  right: 5%;
  top: 16%;
}

.node-sensor {
  left: 20%;
  top: 42%;
}

.node-report {
  right: 7%;
  top: 54%;
}

.node-export {
  left: 7%;
  bottom: 15%;
}

.broken-link {
  position: absolute;
  z-index: 1;
  height: 1px;
  border-top: 1px dashed rgba(255, 118, 109, 0.46);
  opacity: 0.72;
}

.broken-link::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 45%;
  width: 24px;
  height: 5px;
  background: #060b0b;
}

.link-a {
  left: 24%;
  top: 25%;
  width: 28%;
  transform: rotate(8deg);
}

.link-b {
  left: 43%;
  top: 45%;
  width: 24%;
  border-color: rgba(246, 185, 75, 0.42);
  transform: rotate(-18deg);
}

.link-c {
  left: 24%;
  top: 70%;
  width: 34%;
  transform: rotate(13deg);
}

.warning-tag {
  position: absolute;
  z-index: 3;
  padding: 7px 9px;
  border: 1px solid rgba(255, 118, 109, 0.24);
  background: rgba(255, 118, 109, 0.055);
  color: rgba(255, 118, 109, 0.78);
  font-size: 0.52rem;
  font-weight: 800;
  line-height: 1;
}

.tag-context {
  left: 42%;
  top: 5%;
}

.tag-manual {
  left: 2%;
  top: 57%;
}

.tag-loop {
  right: 4%;
  top: 42%;
}

.fragment-status {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 0;
  bottom: 0;
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid rgba(255, 118, 109, 0.28);
  background: rgba(255, 118, 109, 0.06);
  color: var(--amber);
  font-size: 0.62rem;
  font-weight: 800;
}

.integrated .diagram-title {
  color: var(--green);
}

.integrated-map {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 330px;
  display: block;
}

.map-link {
  fill: none;
  stroke: rgba(73, 214, 138, 0.7);
  stroke-width: 2;
  stroke-dasharray: 8 10;
}

.map-node rect {
  fill: rgba(3, 6, 7, 0.78);
  stroke: rgba(73, 214, 138, 0.52);
  stroke-width: 2;
}

.map-node.primary rect {
  fill: rgba(73, 214, 138, 0.12);
  stroke: var(--green);
}

.map-node text {
  fill: var(--text);
  font-size: 13px;
}

.signal-section {
  padding-top: 110px;
  scroll-margin-top: 320px;
}

.signal-gallery {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(360px, 0.65fr);
  gap: 18px;
}

.signal-frame {
  position: relative;
  min-height: 300px;
  margin: 0;
  border: 1px solid var(--line);
  background: #030607;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 24px 70px rgba(0, 0, 0, 0.3);
}

.signal-frame-main {
  min-height: 640px;
}

.signal-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.42) brightness(1.08) contrast(1.02) saturate(0.92);
  opacity: 0.98;
  transform: scale(1.02);
}

.signal-frame-main img {
  object-position: 48% 50%;
}

.signal-stack .signal-frame:first-child img {
  object-position: 64% 50%;
}

.signal-stack .signal-frame:last-child img {
  object-position: 58% 50%;
}

.signal-frame::before,
.signal-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.signal-frame::before {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(3, 6, 7, 0.42), rgba(3, 6, 7, 0.02) 44%, rgba(3, 6, 7, 0.3)),
    linear-gradient(180deg, rgba(3, 6, 7, 0.14), rgba(3, 6, 7, 0) 42%, rgba(3, 6, 7, 0.36));
  mix-blend-mode: multiply;
}

.signal-frame::after {
  z-index: 2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle, rgba(73, 214, 138, 0.2) 1px, transparent 1.5px);
  background-size: 72px 72px, 72px 72px, 14px 14px;
  opacity: 0.24;
}

.signal-frame figcaption,
.signal-readouts {
  position: absolute;
  z-index: 3;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.signal-frame figcaption {
  left: 22px;
  right: 22px;
  bottom: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid rgba(73, 214, 138, 0.36);
}

.signal-frame figcaption span {
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 800;
  text-shadow: 0 0 18px rgba(73, 214, 138, 0.46);
}

.signal-frame figcaption strong {
  color: var(--muted);
  font-size: 0.7rem;
}

.signal-stack {
  display: grid;
  gap: 18px;
}

.signal-readouts {
  top: 22px;
  right: 22px;
  display: grid;
  gap: 8px;
}

.signal-readouts span {
  min-width: 220px;
  padding: 12px 14px;
  border: 1px solid rgba(73, 214, 138, 0.34);
  background: rgba(3, 6, 7, 0.72);
  color: var(--green);
  font-size: 0.68rem;
  font-weight: 800;
  text-align: right;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.cap-card {
  min-height: 238px;
  padding: 28px;
  transition: transform 240ms ease, border-color 240ms ease, background 240ms ease;
}

.cap-card:hover {
  transform: translateY(-4px);
  border-color: rgba(73, 214, 138, 0.62);
  background:
    linear-gradient(180deg, rgba(73, 214, 138, 0.08), rgba(255, 255, 255, 0.035)),
    rgba(3, 6, 7, 0.74);
}

.cap-card > * {
  position: relative;
  z-index: 1;
}

.cap-card h3 {
  margin: 28px 0 12px;
}

.cap-card p,
.case-card p,
.case-card dd {
  color: var(--muted);
  line-height: 1.5;
}

.cap-icon {
  display: block;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(73, 214, 138, 0.52);
  background:
    linear-gradient(90deg, transparent 47%, var(--green) 47% 53%, transparent 53%),
    linear-gradient(transparent 47%, var(--green) 47% 53%, transparent 53%),
    rgba(73, 214, 138, 0.06);
  opacity: 0.9;
}

.sensor-icon {
  border-radius: 50%;
  box-shadow: inset 0 0 0 11px rgba(73, 214, 138, 0.09);
}

.vehicle-icon {
  width: 60px;
  border-color: rgba(88, 167, 255, 0.58);
  background:
    linear-gradient(90deg, transparent 16px, var(--blue) 16px 18px, transparent 18px 42px, var(--blue) 42px 44px, transparent 44px),
    linear-gradient(transparent 22px, var(--blue) 22px 24px, transparent 24px),
    rgba(88, 167, 255, 0.06);
}

.firmware-icon {
  background:
    repeating-linear-gradient(90deg, rgba(73, 214, 138, 0.7) 0 2px, transparent 2px 8px),
    rgba(73, 214, 138, 0.06);
}

.cloud-icon {
  border-color: rgba(88, 167, 255, 0.58);
  border-radius: 22px 22px 9px 9px;
  background:
    radial-gradient(circle at 35% 35%, rgba(88, 167, 255, 0.6) 0 3px, transparent 4px),
    radial-gradient(circle at 62% 48%, rgba(88, 167, 255, 0.6) 0 3px, transparent 4px),
    rgba(88, 167, 255, 0.06);
}

.api-icon {
  background:
    linear-gradient(90deg, transparent 10px, var(--green) 10px 12px, transparent 12px 34px, var(--green) 34px 36px, transparent 36px),
    linear-gradient(transparent 10px, var(--green) 10px 12px, transparent 12px 34px, var(--green) 34px 36px, transparent 36px),
    rgba(73, 214, 138, 0.06);
}

.process-flow {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  margin-bottom: 20px;
}

.process-flow span {
  position: relative;
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-align: center;
  border-right: 1px solid var(--line-soft);
}

.process-flow span:last-child {
  border-right: 0;
  color: var(--green);
}

.process-flow span::after {
  content: "";
  position: absolute;
  right: -5px;
  width: 9px;
  height: 9px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  transform: rotate(45deg);
  background: #08100f;
  z-index: 1;
}

.process-flow span:last-child::after {
  display: none;
}

.contract-map svg {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
}

.contract-line {
  fill: none;
  stroke: rgba(73, 214, 138, 0.54);
  stroke-width: 2;
}

.contract-line.dashed {
  stroke-dasharray: 8 10;
}

.contract-node rect {
  fill: rgba(10, 17, 17, 0.96);
  stroke: rgba(255, 255, 255, 0.16);
  stroke-width: 2;
}

.contract-node.active rect {
  fill: rgba(12, 32, 24, 0.98);
  stroke: var(--green);
}

.contract-node text,
.spec-module text {
  fill: var(--text);
  font-size: 17px;
}

.spec-module rect {
  fill: rgba(10, 17, 17, 0.94);
  stroke-width: 2;
}

.spec-module.green rect {
  stroke: var(--green);
}

.spec-module.amber rect {
  stroke: var(--amber);
}

.spec-module.blue rect {
  stroke: var(--blue);
}

.case-carousel {
  position: relative;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  overflow: hidden;
}

.case-track {
  display: flex;
  transition: transform 900ms cubic-bezier(0.76, 0, 0.24, 1);
  will-change: transform;
}

.case-card {
  position: relative;
  flex: 0 0 100%;
  min-height: clamp(560px, 38vw, 690px);
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(420px, 0.65fr);
  padding: 0;
  overflow: hidden;
}

.case-card::before {
  z-index: 0;
}

.case-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: clamp(28px, 4.2vw, 62px);
  border-left: 1px solid var(--line-soft);
  background:
    linear-gradient(180deg, rgba(3, 6, 7, 0.84), rgba(3, 6, 7, 0.96)),
    rgba(3, 6, 7, 0.78);
}

.case-card > *,
.case-content > * {
  position: relative;
  z-index: 1;
}

.case-media {
  position: relative;
  min-height: inherit;
  background: #030607;
  overflow: hidden;
}

.case-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: grayscale(0.42) brightness(1.08) contrast(1.02) saturate(0.92);
  opacity: 0.98;
}

.case-media::before,
.case-media::after,
.case-content::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.case-media::before {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(3, 6, 7, 0.28), rgba(3, 6, 7, 0.02) 48%, rgba(3, 6, 7, 0.5)),
    linear-gradient(180deg, rgba(3, 6, 7, 0.14), transparent 42%, rgba(3, 6, 7, 0.36));
  mix-blend-mode: multiply;
}

.case-media::after,
.case-content::before {
  z-index: 2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle, rgba(73, 214, 138, 0.18) 1px, transparent 1.5px);
  background-size: 72px 72px, 72px 72px, 14px 14px;
  opacity: 0.22;
}

.case-content::before {
  opacity: 0.35;
}

.case-controls {
  position: absolute;
  z-index: 5;
  top: 0;
  left: 0;
  width: 67.5%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  pointer-events: none;
}

.case-arrow {
  pointer-events: auto;
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(73, 214, 138, 0.5);
  border-radius: 0;
  background: rgba(3, 6, 7, 0.72);
  color: var(--green);
  cursor: pointer;
  box-shadow: inset 0 0 18px rgba(73, 214, 138, 0.08), 0 12px 34px rgba(0, 0, 0, 0.24);
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.case-arrow:hover {
  border-color: var(--green);
  background: rgba(73, 214, 138, 0.13);
  transform: translateY(-1px);
}

.case-arrow span {
  font-family: var(--mono);
  font-size: 1.35rem;
  line-height: 1;
}

.case-index {
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 800;
  margin-bottom: 28px;
}

.case-card h3 {
  font-size: clamp(2.4rem, 4.4vw, 5.8rem);
  font-weight: 260;
  line-height: 0.98;
  max-width: 760px;
}

.case-card dl {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 16px 22px;
  margin: 34px 0;
  max-width: 960px;
}

.case-card dt {
  margin-top: 0;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.case-card dd {
  margin: 0;
}

.case-card dt:nth-of-type(n + 2),
.case-card dd:nth-of-type(n + 2) {
  padding-top: 18px;
}

.mini-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
  color: var(--green);
  font-size: 0.64rem;
  font-weight: 800;
}

.mini-flow span {
  width: 28px;
  height: 1px;
  background: rgba(73, 214, 138, 0.62);
}

@media (max-width: 2600px) {
  .case-card {
    min-height: clamp(500px, 34vw, 620px);
    grid-template-columns: minmax(0, 1.42fr) minmax(390px, 0.58fr);
  }

  .case-content {
    padding: clamp(28px, 3vw, 46px);
  }

  .case-controls {
    width: 71%;
  }

  .case-index {
    margin-bottom: 20px;
  }

  .case-card h3 {
    font-size: clamp(2.35rem, 3.55vw, 4.8rem);
    max-width: 620px;
  }

  .case-card dl {
    grid-template-columns: 132px 1fr;
    gap: 12px 18px;
    margin: 26px 0;
  }

  .case-card dt:nth-of-type(n + 2),
  .case-card dd:nth-of-type(n + 2) {
    padding-top: 14px;
  }

  .case-card p,
  .case-card dd {
    font-size: 0.96rem;
    line-height: 1.45;
  }
}

@media (max-width: 1700px) {
  .case-card {
    min-height: clamp(480px, 36vw, 580px);
    grid-template-columns: minmax(0, 1.32fr) minmax(380px, 0.68fr);
  }

  .case-controls {
    width: 66%;
  }

  .case-card h3 {
    font-size: clamp(2.25rem, 3.35vw, 4rem);
  }

  .case-card dl {
    grid-template-columns: 1fr;
    gap: 6px;
    margin: 22px 0;
  }

  .case-card dt:nth-of-type(n + 2) {
    padding-top: 14px;
  }

  .case-card dd:nth-of-type(n + 2) {
    padding-top: 0;
  }
}

.failure-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 56px;
  align-items: center;
}

.failure-section .section-copy {
  margin-bottom: 0;
}

.risk-panel {
  padding-bottom: 20px;
}

.risk-bars {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 22px;
  padding: 28px;
}

.risk-row {
  display: grid;
  grid-template-columns: 210px 1fr 54px;
  gap: 16px;
  align-items: center;
}

.risk-row span,
.risk-row strong {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.risk-row span {
  color: var(--text);
}

.risk-row strong {
  color: var(--bar);
}

.risk-row i {
  position: relative;
  height: 16px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.risk-row i::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--level);
  background: var(--bar);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.is-visible .risk-row i::before {
  transform: scaleX(1);
}

.connect-line {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: max-content 1fr max-content;
  gap: 18px;
  align-items: center;
  margin: 4px 28px 10px;
  padding: 16px;
  border: 1px solid rgba(73, 214, 138, 0.36);
  background: rgba(73, 214, 138, 0.08);
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.connect-line i {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}

.environments-section {
  padding-top: 120px;
}

.env-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.env-grid span {
  min-height: 96px;
  display: flex;
  align-items: center;
  padding: 18px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
}

.env-grid span:hover {
  color: var(--green);
  border-color: rgba(73, 214, 138, 0.52);
}

.solutions-section {
  padding-top: 90px;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.solution-card {
  position: relative;
  min-height: 158px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.056), rgba(255, 255, 255, 0.022)),
    rgba(3, 6, 7, 0.66);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
  overflow: hidden;
  transition: border-color 220ms ease, background 220ms ease, transform 220ms ease;
}

.solution-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.034) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.034) 1px, transparent 1px),
    radial-gradient(circle, rgba(73, 214, 138, 0.14) 1px, transparent 1.5px);
  background-size: 58px 58px, 58px 58px, 13px 13px;
  opacity: 0.22;
}

.solution-card::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 18px;
  width: 38px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(73, 214, 138, 0.74));
}

.solution-card > * {
  position: relative;
  z-index: 1;
}

.solution-card:hover {
  transform: translateY(-2px);
  border-color: rgba(73, 214, 138, 0.5);
  background:
    linear-gradient(180deg, rgba(73, 214, 138, 0.07), rgba(255, 255, 255, 0.024)),
    rgba(3, 6, 7, 0.74);
}

.solution-index {
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.solution-card h3 {
  max-width: 380px;
  margin: 0;
  color: var(--text);
  font-size: clamp(1.05rem, 1.08vw, 1.36rem);
  font-weight: 360;
  line-height: 1.08;
}

.solution-card p {
  margin: 0;
  max-width: 430px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.38;
}

.contact-section {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 56px;
  align-items: start;
}

.contact-copy {
  position: sticky;
  top: 130px;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding: 0 24px 24px;
}

.contact-form .panel-header {
  grid-column: 1 / -1;
  margin: 0 -24px;
}

.contact-form label {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 9px;
}

.contact-form .honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form label:nth-of-type(n + 6) {
  grid-column: 1 / -1;
}

.contact-form span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 0;
  background: rgba(3, 6, 7, 0.64);
  color: var(--text);
  padding: 14px;
  outline: none;
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--green);
  background: rgba(73, 214, 138, 0.06);
  box-shadow: 0 0 0 3px rgba(73, 214, 138, 0.09);
}

.form-submit {
  grid-column: 1 / -1;
  width: 100%;
  margin-top: 8px;
}

.form-status {
  position: relative;
  z-index: 1;
  grid-column: 1 / -1;
  min-height: 20px;
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  line-height: 1.4;
  text-transform: uppercase;
}

.form-status.is-success {
  color: var(--green);
}

.form-status.is-error {
  color: var(--red);
}

.site-footer {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 38px 0 56px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line-soft);
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes drawFlow {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes pulseTravel {
  0% {
    opacity: 0;
    stroke-dashoffset: 950;
  }
  12%,
  88% {
    opacity: 0.72;
  }
  100% {
    opacity: 0;
    stroke-dashoffset: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .failure-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 150px;
  }

  .flow-panel {
    min-height: auto;
  }

  .contact-copy {
    position: static;
  }

  .capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .signal-gallery {
    grid-template-columns: 1fr;
  }

  .signal-stack {
    grid-template-columns: 1fr 1fr;
  }

  .signal-frame-main {
    min-height: 560px;
  }

  .solutions-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  body::before {
    background-size: 62px 62px;
  }

  .site-header {
    top: 10px;
    width: min(calc(100% - 20px), var(--max));
    height: auto;
    min-height: 58px;
  }

  .nav-cta {
    display: none;
  }

  .section-pad {
    width: min(calc(100% - 28px), var(--max));
    padding: 90px 0;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    gap: 36px;
  }

  h1 {
    font-size: clamp(3.2rem, 14vw, 5.5rem);
  }

  h2 {
    font-size: clamp(2.7rem, 11vw, 4.6rem);
  }

  .lede,
  .section-copy p,
  .contact-copy p {
    font-size: 1rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .split-diagram,
  .signal-stack,
  .capability-grid,
  .solutions-grid,
  .env-grid {
    grid-template-columns: 1fr;
  }

  .solution-card {
    min-height: 150px;
  }

  .case-card {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .case-media {
    min-height: 340px;
  }

  .case-controls {
    width: 100%;
    height: 340px;
    padding: 0 10px;
  }

  .case-content {
    border-top: 1px solid var(--line-soft);
    border-left: 0;
    padding: 28px;
  }

  .case-card dl {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .signal-frame-main,
  .signal-frame {
    min-height: 360px;
  }

  .signal-readouts {
    position: relative;
    top: auto;
    right: auto;
    z-index: 3;
    padding: 18px;
    margin-top: 180px;
  }

  .signal-readouts span {
    min-width: 0;
    text-align: left;
  }

  .status-strip {
    grid-template-columns: 1fr;
  }

  .process-flow {
    grid-template-columns: 1fr;
  }

  .process-flow span {
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .process-flow span::after {
    right: auto;
    bottom: -5px;
    transform: rotate(135deg);
  }

  .process-flow span:last-child {
    border-bottom: 0;
  }

  .risk-row {
    grid-template-columns: 1fr 46px;
    gap: 8px 12px;
  }

  .risk-row i {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .connect-line {
    grid-template-columns: 1fr;
  }

  .contact-form {
    grid-template-columns: 1fr;
    padding-inline: 16px;
  }

  .contact-form .panel-header {
    margin-inline: -16px;
  }

  .site-footer {
    display: grid;
  }
}

@media (max-width: 540px) {
  .panel-header {
    display: grid;
  }

  .hero-copy {
    max-width: 100%;
  }

  .flow-svg {
    min-width: 720px;
  }

  .flow-panel {
    overflow-x: auto;
  }

  .diagram-column {
    min-height: 360px;
  }

  .fragment-node {
    width: min(38%, 148px);
    min-height: 68px;
    padding: 12px;
  }

  .fragment-node strong {
    font-size: 0.62rem;
  }

  .fragment-node small,
  .warning-tag,
  .fragment-status {
    font-size: 0.48rem;
  }

  .contract-map {
    overflow-x: auto;
  }

  .contract-map svg {
    min-width: 880px;
  }
}